21 results
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
, Atrial Tachycardia ... flutter w/ variable AV ... with variable AV ... #Differential # ... Diagnosis #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... ) • AV node: AV ... (AVRT), AV nodal ... #Diagnosis #Causes ... #cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular Tachycardia ... (VT) AV indicates ... #VTach #ECG #EKG ... #Electrocardiogram ... #Diagnosis #Cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Tachycardia with ... 2:1 AV Block • ... Bidirectional Ventricular Tachycardia ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
1. aVR: Is the ... AV Dissociation: ... there evidence of AV ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... , atrial tachycardia ... #electrocardiogram ... cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... • AV nodal reentrant ... AV reentrant tachycardia ... • Atrial tachycardia ... #cardiology
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
conducts through the AV ... finds the right bundle ... period of the AV ... #PACs #cardiology ... #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... QRS - Proximal AV ... block (lower AV ... Wide QRS - Distal AV ... #cardiology #differential
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... - Decreases AV ... nodal conduction Uses ... and atrial flutter ... #EKG #Cardiology